Service difficulty report · Pitot Tube · Boeing 757222

Difficulty date
November 3, 2003
Submitted
December 2, 2003
Operation
Air carrier
Aircraft
N558UA
Make and model
Boeing 757222
Aircraft serial
26654
Aircraft time
38,331 hours, 14,088 cycles
Engine
Pwa PW2037
Part
Pitot Tube
Condition
Obstructed
Location
Airspeed
Stage of operation
TO
How discovered
O
Nature of condition
C, S
Precautionary procedure
C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CAPTAINS AIRSPEED INDICATOR FAILED TO ADVANCE PAST 80 KNOTS. RUDDER RATIO AND MACH SPEED TRIM MESSAGES ILLUMINATED. MECHANIC FOUND LARGE BUG NESTING INSIDE CAPTS PITOT PROBE. ( RESTRICTING RAM PRESSURE). REMOVED AND CLEANED OUT BUG. THE BUG WAS LIKELY INSERTED BY A MUD DAUBER DURING LAYOVER. ACCOMPLISHED LOW RANGE PITOT STATIC CK. RUDDER RATIO AND MACH SPEED MESSAGES ALL RELATED TO CLOGGED PITOT.